Home / 1,038,772.32-1,560,898.40-559,354.59

Finding the Fourth Proportional to 1,038,772.32, 1,560,898.40 and 559,354.59

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Solution

The fourth proportional to 1,038,772.32, 1,560,898.40 and 559,354.59 is: 840,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,772.32 : 1,560,898.40 = 559,354.59 : x
  2. Step 2: Convert to fraction form
    1,038,772.32/1,560,898.40 = 559,354.59/x
  3. Step 3: Cross multiply
    1,038,772.32x = 1,560,898.40 × 559,354.59
  4. Step 4: Simplify right side
    1,038,772.32x = 873,095,681,766.88
  5. Step 5: Solve for x
    x = 873,095,681,766.88/1,038,772.32
  6. Step 6: Final answer
    x = 840,507.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.